Hacks

if you have a Vim-full install on Ubuntu, try “vimtutor” for a 20~30 minute tutorial – very good for a beginner; when you advance your skill and need a quick reference, please check out Efficient Editing With vim and Vi Graphical Tutorial.

Find new music by similarity – Pandora Internet Radio – they use actual people (musicians and music-loving technologists) to listen to thousands of music and maintain a hugh metadata DB to become the most comprehensive analysis of music ever. Blog from its founder – Tim Westergren.